// wrapper
.wrapper_two_side {
  display: flex;
  flex-flow: row wrap;
  align-items: flex-start;
  justify-content: flex-start;
}

.wrapper_left_side {
  flex-shrink: 0;
  width: 700px;
  margin: 15px;
}

.wrapper_right_side {
  flex-shrink: 1;
  width: 300px;
  margin: 15px;
}

.wrapper_right_box {
  transition: all 1s;
}

// 细节
.preview_title {
  font-weight: bold;
}

.wrapper_params_input {
  width: 100%;
}

.middle_line_space {
  padding: 5px 0;
}
